Exodus 27:5-7

Amplified Bible

⁵ And you shall put it under the ledge of the altar, so that the grid will extend halfway up the altar. ⁶ You shall make [carrying] poles for the altar, poles of acacia wood, overlaid with bronze. ⁷ The poles shall be inserted through the rings on the two sides of the altar so that it may be carried.^(A)